Given the fraction:
[tex]\frac{2}{10}[/tex]You can identify that the numerator is 2 and the denominator is 10.
Notice that the denominator and the numerator of the given fraction have this common factor in common:
[tex]Common\text{ }Factor=2[/tex]Therefore, you can reduce the fraction by dividing the numerator and the denominator by 2:
[tex]=\frac{2\div2}{10\div2}[/tex][tex]=\frac{1}{5}[/tex]Hence, the answer is: Option B.